(19)
(11) EP 0 455 122 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
27.12.1991 Bulletin 1991/52

(43) Date of publication A2:
06.11.1991 Bulletin 1991/45

(21) Application number: 91106577.9

(22) Date of filing: 24.04.1991
(51) International Patent Classification (IPC)5: H02K 3/487, H02K 15/06
(84) Designated Contracting States:
DE FR GB IT

(30) Priority: 26.04.1990 JP 108639/90

(71) Applicant: MITSUBISHI DENKI KABUSHIKI KAISHA
Tokyo (JP)

(72) Inventors:
  • Taji, Ryoichi, c/o Mitsubishi Denki K.K.
    Himeji-shi, Hyogo-ken (JP)
  • Takizawa, Takushi, c/o Mitsubishi Denki K.K.
    Himeji-shi, Hyogo-ken (JP)

(74) Representative: Lehn, Werner, Dipl.-Ing. et al
Hoffmann, Eitle & Partner, Patentanwälte, Postfach 81 04 20
81904 München
81904 München (DE)


(56) References cited: : 
   
       


    (54) Stator wedge and guide jig therefor


    (57) A stator wedge (20) having a cross section of a dove-tail is disposed at a radially inner side of each of a plurality of slots (2) formed in a ring-shaped core (1) and having a coil inserted therein. Also disclosed is a guide jig (22) for guiding the wedge (20) having the dove-tail cross section into the slots (2). The guide jig (22) has formed in both side surfaces an edge portion (23) engageable with the wedge (20).






    Search report